SOLUTION: Mark has some nickels and dimes worth $6.25. He has 3 times as many nickels as dimes. How many nickels does he have? Please respond as soon as possible. Thanks in advance

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Question 1126188: Mark has some nickels and dimes worth $6.25. He has 3 times as many nickels as dimes. How many nickels does he have? Please respond as soon as possible. Thanks in advance
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52905)   (Show Source): You can put this solution on YOUR website!
.
5*(3D) + 10*D = 625   cents    (D stands for dimes)


15D + 10D = 625 


25D = 625


D = 625/25 = 25.


Answer.  25 dimes and 75 nickels.


Check.   25*10 + 75*5 = 625 cents.   ! Correct !


Answer by josgarithmetic(39630)   (Show Source): You can put this solution on YOUR website!






-------number of dimes


-------nickels
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